Reniform

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Pronunciation key

( reni-fôrm′ )
( rēni-fôrm′ )

Reniform leaf
Reniform leaf

ren•i•form

adj.

[Mod. L. reniformis; see RENI- & -FORM].

  1. Shaped like a kidney.
Kidney Shaped leaf
Kidney-shaped leaf

References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Shapes
  • Read More »

    Orbicular

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    Pronunciation key

    ( ôr-bikyoo-lẽr )

    or•bic•u•lar

    Orbicular leaf
    Orbicular leaf

    adj.

    [ME. orbiculer; LL. orbicularis < orbiculus. dim of orbis, a circle].

    1. Having the shape of an orb; spherical or circular.
    2. In botany, flat and round such as some types of leaves.
    Orbicular leaf
    Orbicular leaf

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Shapes
  • Read More »

    Oblong

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    Pronunciation key

    ( oblôŋ )

    ob•long

    Oblong leaf
    Oblong leaf

    adj.

    [ME. oblonge; L. oblongus, rather long; ob (see OB) + longus, long].

    1. Longer than broad; elongated; specifically rectangular and longer in one direction than the other or, elliptical.

    n.

    1. An oblong figure; anything oblong in form.

    Abbreviated as obl.

    Oblong leaf
    Oblong leaf

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
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  • Zoology Quest: Chart of Leaf Shapes
  • Read More »

    Obcordate

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    Pronunciation key

    ( ob′kôrdāt )

    ob•cor•date

    Obcordate leaf
    Obcordate leaf

    adj.

    [ob- + cordate].

    1. In botany, heart-shaped and joined to the stem at the apex: said of certain leaves.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Shapes
  • Read More »

    Falcate

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    Pronunciation key

    ( falkāt )

    fal•cate

    Falcate Leaf
    Falcate Leaf

    adj.

    [L. < falcatus < falx, falcis, a sickle].

    1. sickle-shaped; curved; hooked: as a falcate leaf.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Shapes
  • Read More »

    Elliptic or Elliptical

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    Pronunciation key

    ( i-lipti-kʼl )
    ( ə-lipti-kʼl )

    el•lip•tic

    (i-liptik) (ə-liptik)

    adj.

    1. elliptical.

    el•lip•ti•cal

    Elliptical Leaf
    Elliptical

    adj.

    [Gr. eilleiptikos (see ELLIPSE); + -al].

    1. Having shape of an ellipse as some forms of leaves.
    2. Characterized by an ellipsis; with a word or words omitted.
    Elliptical Leaf
    Elliptic Leaf

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Shapes
  • Read More »

    Cordate

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    Pronunciation key

    ( kôrdāt )

    cor•date

    Cordate
    Cordate Leaf

    adj.

    [L. cordatus < cor, cordis, heart].

    1. heart-shaped, as with some leaves.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Shapes
  • Read More »

    Acute

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    Pronunciation key

    ( ə-kūt )

    a•cute

    Acute
    Acute Leaf Tip

    adj.

    [L. < acutus pp. of acuere, to sharpen; cf. ACUITY].

    1. having a sharp point.
    2. keen or of quick-mindedness; shrewd.
    3. sensitive to impression.
    4. sharp pain.
    5. severe jealousy.
    6. severe but of a brief duration; not chronic: said of some diseases.
    7. crucial; critical.
    8. high pitch; shrill.
    9. in geometry, measuring below a 90° angle.

    Syn. - acute suggests severe intensification of an event or condition that sharply approaches a climax (an acute shortage). Critical is applied during a turning point which will decisely dictate an outcome (a critical battle in the war). Crucial comes into contrast with critical where a trial determines a line of action versus a decisive turning point involved (a crucial debate on domestic policy). See SHARP.

    Acute
    Acute Leaf Tip

    References and Further Reading

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Tips
  • Read More »

    Acicular

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    Pronunciation key

    ( ə-sikyoo-lẽr )

    acicular

    Acicular
    Acicular

    adj.

    [L. dim acus a pin, needle].

    1. like an acicula.
    2. bristly, spiny, needlelike.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Read More »

    Stipule

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    Pronunciation key

    ( stipūl )

    stip•ule

    n.

    Stipulate
    Stipulate

    [Fr.; Mod. L. stipula L. stipula].

    1. A stalk, straw, dim of stipes, trunk.
    2. One of two small leaflike parts at the base of some leafstalks or leaf petioles.

    References and Further Reading

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Stipulate
  • Zoology Quest: Chart of Leaf Arrangement and Attachment
  • Read More »

    Sheathing

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    Pronunciation key

    ( shēthiŋ )

    sheath•ing

    n.

    Sheathing
    Sheathing

    [ME. schethe AS. sceath; akin to G. scheide; IE. base * sqēi-, to cut split, divide; the earliest form of sheath was probably a stick].

    1. Act of placing something in or, encasing with a sheath.
    2. Something that sheathes or encases. A covering, casing, specifically, the inner covering of boards or waterproof material on the roof or outside wall of a frame house. Also the protective covering of a ship's bottom or hull. The material used for either of these.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Arrangement and Attachment
  • Read More »

    Amplexicaul

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    Pronunciation key

    ( am-pleksi-kôl′ )

    am•plex•i•caul

    Ampexicaul
    Ampexicaul

    adj.

    [L. amplexus pp. of amplectari, to twine around + caulis stem].

    1. in botany, clasping or encircling a stem, as the base of some leaves.
    Amplexicaul
    Amplexicaul Leaf
    Corn Stalk

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Arrangement and Attachment Chart
  • Read More »

    Spiny

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    Pronunciation key

    ( spīni )

    spin•y

    adj.

    Spiny
    Spiny

    [SPINIER (-i-ẽr), SPINIEST (-i-ist)]

    [< WORD < ORIGIN].

    1. covered with spines. Thorny, or prickly.
    2. filled with obstacles; troublesome; thorny.
    3. spine-shaped.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Margins Chart
  • Read More »

    Sinuate

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    Pronunciation key

    ( sinū-it )

    sin•u•ate

    [also, and for v. always, sinūāt′]

    adj.

    Sinuate
    Sinuate

    [L. sinuatus pp. of sinuare, to bend < sinus, a bend].

    1. bending or winding in and out; wavy; sinous.
    2. in botany, having a wavy margin margin, as some leaves.
      v.i. [SINUATED (-id), SINUATING] to bend or wind in and out; be sinuous or wavy.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Margins Chart
  • Read More »

    Serrulate

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    Pronunciation key

    ( seroo-lāt′ )
    ( seryoo-lit )

    ser•ru•late

    adj.

    Serrulate
    Serrulate

    [< L. serrula, dim. of serra, a saw; + ate].

    1. having small, fine teeth or notches along the edge; finely serrate.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Margins Chart
  • Read More »

    Incised

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    Pronunciation key

    ( in-sīzd )

    in•cised

    adj.

    Incised
    Incised

    [pp. of incise].

    1. cut into.
    2. engraved or carved.
    3. having edges deeply notched as in certain types of leaves.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Margin Chart
  • Read More »

    Ciliate

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    Pronunciation key

    ( sili-it )
    ( sili-āt′ )

    cil•i•ate

    adj.

    Ciliate
    Ciliate
    1. in botany and zoology, organisms which possess cilia.

    n.

    1. any of a class of microscopic protozoans characterized by the presence of cilia on the body.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Margins
  • Read More »

    Truncate

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    Pronunciation key

    ( truŋkāt )

    trun•cate

    Truncate leaf
    Truncate leaf

    v.t.

    [TRUNCATED (-id), TRUNCATING]

    [L. truncatus, pp. of truncare, to cut off < truncus, a stem, trunk].

    to cut off a part of; shorten by cutting; lop off.

    Truncate leaf tip
    Truncate leaf tip

    adj.

    1. truncated.
    2. in botany and zoology, having a square or broad end.

    References and Further Reading

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Chart of Leaf Tips
  • Read More »

    Mucronate

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    Pronunciation key

    ( mūkrə-nit )
    ( mūkrə-nāt )

    Mucronate leaf
    Mucronate leaf

    mu•cro•nate

    adj.

    [L. mucronatus].

    1. ending in a mucro or sharp point.
    Mucronate leaf
    Mucronate leaf tip

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Tip Type Chart
  • Read More »

    Apiculate

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    Pronunciation key

    ( ə-pikyoo-lit )
    ( ə-pikyoo-lāt′ )

    a•pic•u•late

    adj.

    Apiculate leaf
    Apiculate leaf

    [LL. apiculatus, apiculus dim. of L. apex, point].

    1. in botany, ending abruptly in a small point as in some leaves.

    References

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Tip Type Chart
  • Read More »

    Acuminate

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    Pronunciation key

    ( ə-kūmi-nit )

    a•cu•mi•nate

    Acuminate leaf
    Acuminate leaf

    adj.

    [L. acuminatus pp. of acuminare, to sharpen].

    1. pointed; tapering to a point such as in an acuminate leaf.
    2. v.t. (ə-kūmi-nāt′), [ACUMINATED (-id), ACUMENATING] to sharpen.

    Acuminate leaf
    Acuminate leaf tip

    References and Further Reading

  • Webster's New World Dictionary of the American Language (College Edition) ©1955
  • Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005
  • Zoology Quest: Leaf Tip Type Chart
  • Read More »

    Geaster triplex ( Geastraceae ) Triplex Earthstar

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    Geaster triplex

    Based on the classification system listed (here) for Geaster triplex, the closest classification listed as valid on itis.gov is Geastraceae.

    Taxonomic Hierarchy
    Triplex Earthstar
    Kingdom Fungi – champignons, Fungo, fungi
    Division Basidiomycota – basidio's, basidiomycetes, club fungi
    Class Basidiomycetes
    Order Lycoperdales
    Family Geastraceae
    Geastraceae, Taxonomic Serial No.: 623892

    References and Further Reading

  • A Golden Guide: Non-Flowering Plants ©1967
  • Zoology Quest: Earthstar ( Basidiomycetes )
  • Zoology Quest: Basidiomycetes
  • Read More »